Title:
BUTTON-TYPE FITTING APPARATUS FOR HOSE CONNECTION
Document Type and Number:
WIPO Patent Application WO/2021/095983
Kind Code:
A1
Abstract:
The present invention provides a button-type fitting apparatus for hose connection, the apparatus comprising: a connection tube body including a seating step and a mounting step which are successively formed to be stepped on the inner circumferential surface thereof; a collet part configured to hold the outer circumferential surface of a hose by using a catching piece protruding from the inner circumferential surface of the rear-side end thereof; a support holder which prevents separation of the collet part; a packing member seated in the seating step of the connection tube body; and a guide member for supporting the packing member and guiding the rear-side end portion of the collet part, in which the catching piece is positioned, to be opened when the collet part is moved by pressurization. Therefore, the present invention enables a hose to be stably connected and smoothly detached without damaging the outer surface of the hose or damaging the fitting apparatus when the hose is detached.
Inventors:
PARK YONGWOON (KR)
Application Number:
PCT/KR2019/017857
Publication Date:
May 20, 2021
Filing Date:
December 17, 2019
Export Citation:
Assignee:
CHEONGHOSYSTEM CO LTD (KR)
International Classes:
F16L37/084; F16L21/08; F16L37/092
Foreign References:
| KR20170056944A | 2017-05-24 | |||
| KR20160118627A | 2016-10-12 | |||
| US5316041A | 1994-05-31 | |||
| US20130333767A1 | 2013-12-19 | |||
| KR20100009210A | 2010-01-27 |
Attorney, Agent or Firm:
NAMCHON PATENT & LAW FIRM (KR)
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